<template>
  <el-dialog
    model-value="menuDialogVisible"
    title="分配权限"
    width="30%"
    @close="handleClose"
  >
    <el-form
      ref="formRef"
      :model="form"
      label-width="100px"
    >
      <el-tree
        ref="treeRef"
        :data="treeData"
        :props="defaultProps"
        show-checkbox
        :default-expand-all="true"
        node-key="id"
        :check-strictly=true
      />
    </el-form>

    <template #footer>
      <span class="dialog-footer">
        <el-button type="primary" @click="handleConfirm">确认</el-button>
        <el-button @click="handleClose">取消</el-button>
      </span>
    </template>
  </el-dialog>
</template>

<script setup>
import {defineEmits, defineProps, ref, watch} from "vue";
import requestUtil from "@/util/request"
import {ElMessage} from "element-plus";

const defaultProps = {
  children: 'children',
  label: 'name'
}

const props = defineProps(
    {
      id:{
        type:Number,
        default:-1,
        required:true
      },
      menuDialogVisible:{
        type:Boolean,
        default:false,
        required:true
      }
    }
)

const form = ref({
  id:-1
})

const treeData = ref([])

const formRef = ref(null)

const treeRef = ref(null)

const initFormData = async (id) => {
  const res = await requestUtil.get("sys/menu/list");
  treeData.value = res.data.treeMenu;
  form.value.id = id;

  const res2 = await requestUtil.get("sys/role/menus/" + id);
  treeRef.value.setCheckedKeys(res2.data.menuIdList);
}

watch(
    ()=>props.menuDialogVisible,
    ()=>{
      let id = props.id;
      if (id != -1) {
        initFormData(id);
      }
    }
)

const emits = defineEmits(['update:modelValue', 'initRoleList'])

const handleClose=()=>{
  emits('update:modelValue', false);
}

const handleConfirm=()=>{
  formRef.value.validate(async (valid) => {
    if (valid) {
      var menuIds = treeRef.value.getCheckedKeys();
      let result = await requestUtil.post("sys/role/updateMenus/" + form.value.id, menuIds);
      let data = result.data;
      if (data.code == 200) {
        ElMessage.success("执行成功！")
        emits("initRoleList");
        handleClose();
      } else {
        ElMessage.error(data.msg);
      }
    } else {
      console.log("fail");
    }
  })
}
</script>

<style scoped>

</style>